Facial, voice, and hand gestures are the way of the future for controlling our devices, and even gaming consoles like the Xbox One have incorporated them. Unfortunately, our Nexus 7 tablets have not. We're currently limited to using soft keys for most actions, but we can inch closer to the future by replacing one critical action with a simple touch gesture—going back.

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If you followed my guide on unlocking KitKat's real full-screen mode on your Nexus 7, your navigation keys will actually be hidden, requiring a swipe to reveal them and tap to go back. This mod makes it more efficient by replacing two steps with one. Even if you're on the stock UI, swiping back is way smoother than tapping.